Secondary sex
The relation of secondary sex ratio and miscarriage history with Toxoplasma gondii infection
... The secondary sex ratio (the ratio of males to females at birth) is nearly ...on sex ratio at birth in humans and mice and all three found significant effects ...on secondary sex ratio ...
6
THE DIFFERENTIATION OF A SECONDARY SEX COMB UNDER THE INFLUENCE OF THE GENE ENGRAILED IN DROSOPHILA MELANOGASTER
... tarsi differentiation of teeth occurs even when the homozygous area is small. This indicates that nonengrailed as well as engrailed forelegs possess a prepattern for a secondary sex [r] ...
20
Maternal exposure to polychlorinated biphenyls and the secondary sex ratio: an occupational cohort study
... The sex ratio of offspring did not vary according to whether the questionnaire was com- pleted by the worker or a proxy, or whether Portuguese last name was included as a covariate (data not ...and sex ...
11
The Effect of Radiation on Secondary Sex Ratio among Radiologists in Shiraz, Iran
... to sex chromosomes has been reported ...the secondary sex ratio because of its effect on production or function of gametes ...on secondary sex ...
5
Effect of Fertility on Secondary Sex Ratio and Twinning Rate in Sweden, 1749–1870
... In a long series of papers, attempts have been made to iden- tify factors influencing the number of males per 100 females at birth, also called the secondary sex ratio (SR). The liter- ature concerning ...
8
The Relation Between the Development of the Secondary Sex Characters and the Structure of the Testis in the Teleost Xiphophorus Helleri Heckel
... Before giving a description of the testes of male specimens of Xiphophorus, in which the secondary sex characters have not yet developed, or in which these sex characters are in the firs[r] ...
18
A cohort study of in utero polychlorinated biphenyl (PCB) exposures in relation to secondary sex ratio
... Table 2 compares the sociodemographic characteristics of the original CHDS cohort, the 3,412 children who appeared for the 5-year examination, the 1,291 eligible after exclusions, and the final study sample of 399. As ...
8
The Effects of Castration by Parasites and X rays on the Secondary Sex Characters of Prawns (Leander Spp )
... THE EFFECTS OF CASTRATION ON THE CYCLICAL BREEDING CHARACTERS OF THE FEMALES Sollaud 1923, in a work on the embryology of Palaemon Leander, has described a series of modifications which [r] ...
14
Essence as a social property
... atypical secondary sex characteristics, or be transsexual (woman Æ ...a sex change), then, assuming that a person persists through such a change ...the sex change does not go out of ...
53
Effects of diets supplemented by fish oil on sex ratio of pups in bitch
... The present study was conducted to evaluate the effect of fish oil supplementation prior to mating on secondary sex ratio of pups (the proportion of males at birth) in bitches. Sixty five bitches (German ...
6
6-AnimalAandPReview.pdf
... Releases hormones that control blood sugar levels by stimulating glycogen formation or breakdown.. Secretes steroid hormones that affect secondary sex characteristics.[r] ...
7
Effects of Fetal Exposure to Asian Sand Dust on Fetal Development and Reproductive Function in Male Offspring
... approximately 51% of all human offspring had previously been males but that a decline in the sex ratio at birth or secondary sex ratio (SSR) has occurred since the middle of the 20th century [20]. ...
10
Selected correlates of examination anxiety and academic performance of students in public secondary schools in Khwisero Sub-County, Kakamega County, Kenya.
... rather secondary school students, it was therefore important for the present study to investigate on this phenomenon to this group of ...in secondary school students who are comparatively young could be ...
157
Gender Differences in Learning Strategies and Academic Achievement among Form Three Secondary School Students in Nairobi County, Kenya
... In another study, Ruffing, Wach, Spinath, Brunken, and Karback (2015), investigated gender differences in the incremental contribution of learning strategies over general cognitive ability in the prediction of academic ...
7
Teachers’ Causal Attributions and Their Perceived Self-Efficacy for Controlling Adolescent Health Risk Behaviors in Secondary Schools in Nairobi County, Kenya
... Teachers determine the behavior of adolescent learners in and outside the classroom. A teacher’s efficacy is the teachers’ motivation to persist when faced with obstacles, and the willingness to exert effort to overcome ...
188
Adolescents Perception Management and Attitudes towards Sex Education in Secondary Schools of Cross River State, Nigeria
... The high rate of sexual abuse among adolescents in Cross River State secondary schools shows that many adolescents are not aware of the health implications of their sexual attitudes. This has not only resulted ...
7
Factor associated with tobacco use among the adult population in Sarawak, Malaysia: a cross sectional study
... logistic model, age and gender entered first in which female was used as reference category followed by other demographic variables such as level of education and occupation, and finally environmental tobacco use factors ...
9
The Relationship between Teachers’ Effectiveness and Management of Classroom Misbehaviours in Secondary Schools
... in secondary schools in Ondo state were unpreparedness for class work, talking during lesson, fighting, rudeness to teachers, causing distraction during les- sons, sleeping during lessons, giving chorus answers ...
7
COMPARISON OF EMOTIONAL INTELLIGENCE OF SECONDARY SCHOOL STUDENTS IN RELATION TO SEX, SES AND LOCAL OF SCHOOLS
... The study is aimed at comparing Emotional Intelligence of groups in pairs classified on the basis of sex, locale of school and their SES. Survey the method used and the study was conducted on a representative ...
6
A COMPARATIVE STUDY OF ADJUSTMENT OF SECONDARY SCHOOL STUDENTS IN RELATION TO THEIR SEX AND SOCIO-ECONOMIC STATUS
... There would be no significant difference in the total adjustment of high SES boys and high SES girls of secondary school level.. There would be no significant difference in the tot[r] ...
8